.page-faq {
  --faq-line: var(--grid);
}

/* 面包屑 */
.page-faq .crumbs {
  padding-top: clamp(18px, 3vw, 36px);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--muted);
}
.page-faq .crumbs ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.page-faq .crumbs a {
  color: var(--muted);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}
.page-faq .crumbs a:hover,
.page-faq .crumbs a:focus-visible {
  color: var(--cyan);
}
.page-faq .crumbs__sep {
  color: var(--scale);
}

/* 首屏 */
.page-faq .faq-hero {
  padding: clamp(24px, 4vw, 56px) 0 clamp(26px, 4vw, 56px);
  border-bottom: 1px solid var(--faq-line);
}
.page-faq .faq-h1 {
  margin: 14px 0 0;
  max-width: 17ch;
}
.page-faq .faq-hero .lede {
  margin-top: clamp(18px, 2.4vw, 26px);
  max-width: 58ch;
  color: var(--text-64);
}

.page-faq .faq-facts {
  list-style: none;
  margin: clamp(26px, 4vw, 48px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border-top: 1px solid var(--faq-line);
}
.page-faq .faq-facts li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--faq-line);
}
.page-faq .faq-facts__num {
  font-size: clamp(20px, 2.4vw, 28px);
  letter-spacing: -.01em;
  color: var(--cyan);
}

/* 主体双列 */
.page-faq .faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 3vw, 52px);
  padding: clamp(28px, 4vw, 56px) 0 clamp(46px, 7vw, 104px);
}
.page-faq .faq-main {
  min-width: 0;
}

/* 筛选条 */
.page-faq .faq-filter {
  padding-bottom: 18px;
  border-bottom: 1px solid var(--faq-line);
  margin-bottom: clamp(20px, 3vw, 36px);
}
.page-faq .faq-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}
.page-faq .chip {
  appearance: none;
  border-radius: 0;
  border: 1px solid var(--faq-line);
  background: transparent;
  color: var(--text-64);
  font: inherit;
  font-size: 12px;
  letter-spacing: .08em;
  padding: 7px 12px;
  cursor: pointer;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}
.page-faq .chip:hover {
  border-color: var(--cyan-32);
  color: var(--text);
}
.page-faq .chip:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}
.page-faq .chip--on,
.page-faq .chip[aria-pressed="true"] {
  border-color: var(--cyan);
  color: var(--cyan);
  background: var(--cyan-08);
}
.page-faq .faq-filter__status {
  margin: 14px 0 0;
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--muted);
}

/* 章节 */
.page-faq .faq-section {
  padding-top: clamp(30px, 4.5vw, 64px);
}
.page-faq .faq-section + .faq-section {
  border-top: 1px solid var(--faq-line);
  margin-top: clamp(30px, 4.5vw, 64px);
}
.page-faq .faq-section__head {
  display: grid;
  gap: 10px;
  margin-bottom: clamp(18px, 2.4vw, 30px);
}
.page-faq .faq-section__head .section-title {
  max-width: 24ch;
}
.page-faq .faq-lede {
  max-width: 52ch;
  color: var(--text-64);
}

/* 图 */
.page-faq .faq-figure {
  margin: 0 0 clamp(18px, 2.4vw, 30px);
}
.page-faq .media-frame img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--faq-line);
  background: var(--panel);
}
.page-faq .media-frame__note {
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--muted);
}

/* 问答条目 */
.page-faq .faq-list {
  border-top: 1px solid var(--faq-line);
}
.page-faq .qa {
  border-bottom: 1px solid var(--faq-line);
}
.page-faq .qa[hidden] {
  display: none;
}
.page-faq .qa__head {
  display: flex;
  align-items: baseline;
  gap: clamp(10px, 1.6vw, 20px);
  padding: clamp(16px, 2vw, 24px) 0;
  cursor: pointer;
  list-style: none;
  transition: background-color var(--dur) var(--ease);
}
.page-faq .qa__head::-webkit-details-marker {
  display: none;
}
.page-faq .qa__head:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}
.page-faq .qa__no {
  flex: none;
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--cyan-64);
}
.page-faq .qa__q {
  font-size: clamp(17px, 2.2vw, 24px);
  font-weight: 300;
  letter-spacing: -.01em;
  line-height: 1.35;
  transition: color var(--dur) var(--ease);
}
.page-faq .qa__head:hover .qa__q {
  color: var(--cyan);
}
.page-faq .qa__mark {
  flex: none;
  margin-left: auto;
  width: 14px;
  height: 14px;
  align-self: center;
  color: var(--muted);
  transition: transform var(--dur) var(--ease), color var(--dur) var(--ease);
}
.page-faq .qa[open] .qa__mark {
  transform: rotate(90deg);
  color: var(--cyan);
}
.page-faq .qa__body {
  padding: 0 clamp(0px, 3vw, 48px) clamp(16px, 2vw, 26px) clamp(0px, 3vw, 48px);
}
.page-faq .qa__body p {
  margin: 0;
  max-width: 68ch;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-64);
  font-variant-numeric: tabular-nums;
}
.page-faq .qa__body .mono {
  color: var(--text);
}

/* 档位块 + 侧图 */
.page-faq .level-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 32px);
  margin-bottom: clamp(22px, 3vw, 34px);
}
.page-faq .levels {
  display: grid;
  gap: 1px;
  background: var(--faq-line);
  border: 1px solid var(--faq-line);
}
.page-faq .level {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  align-items: baseline;
  gap: 4px 14px;
  width: 100%;
  text-align: left;
  padding: 14px 16px;
  background: var(--panel);
  border: 0;
  border-left: 2px solid var(--scale);
  color: var(--text);
  font: inherit;
  cursor: pointer;
  transition: background-color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.page-faq .level:hover,
.page-faq .level[aria-expanded="true"] {
  background: var(--zone);
}
.page-faq .level:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}
.page-faq .level[data-level="1"] { border-left-color: var(--cyan); }
.page-faq .level[data-level="2"] { border-left-color: var(--cyan-deep); }
.page-faq .level[data-level="3"] { border-left-color: var(--scale); }
.page-faq .level[data-level="4"] { border-left-color: var(--amber); }
.page-faq .level[data-level="5"] { border-left-color: var(--magenta); }

.page-faq .level__code {
  font-size: 20px;
  letter-spacing: .04em;
  color: var(--text);
}
.page-faq .level__range {
  font-size: 14px;
  color: var(--muted);
}
.page-faq .level__note {
  grid-column: 2;
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-64);
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height var(--dur) var(--ease), opacity var(--dur) var(--ease);
}
.page-faq .level:hover .level__note,
.page-faq .level:focus-visible .level__note,
.page-faq .level[aria-expanded="true"] .level__note {
  max-height: 6em;
  opacity: 1;
}

/* 术语索引列 */
.page-faq .faq-aside {
  min-width: 0;
}
.page-faq .faq-index {
  border-top: 1px solid var(--faq-line);
  padding-top: 14px;
}
.page-faq .faq-index__list {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 16px;
}
.page-faq .faq-index__list a {
  display: block;
  padding: 8px 0;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--muted);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}
.page-faq .faq-index__list a::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  margin-right: 10px;
  vertical-align: middle;
  background: var(--scale);
  transition: background-color var(--dur) var(--ease);
}
.page-faq .faq-index__list a:hover,
.page-faq .faq-index__list a:focus-visible {
  color: var(--cyan);
}
.page-faq .faq-index__list a:hover::before,
.page-faq .faq-index__list a:focus-visible::before {
  background: var(--cyan);
}
.page-faq .faq-index__list a[aria-current="true"] {
  color: var(--cyan);
}
.page-faq .faq-index__list a[aria-current="true"]::before {
  background: var(--cyan);
}
.page-faq .faq-index__note {
  margin: 12px 0 0;
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--scale);
}

/* 延伸入口 */
.page-faq .faq-more {
  border-top: 1px solid var(--faq-line);
  padding-top: clamp(20px, 3vw, 36px);
  padding-bottom: clamp(40px, 6vw, 88px);
}
.page-faq .faq-more__list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--faq-line);
  border: 1px solid var(--faq-line);
}
.page-faq .faq-more__list li {
  background: var(--ink);
}
.page-faq .faq-more__list a {
  display: block;
  padding: 14px 16px;
  font-size: 14px;
  color: var(--text-64);
  text-decoration: none;
  transition: color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}
.page-faq .faq-more__list a:hover,
.page-faq .faq-more__list a:focus-visible {
  color: var(--cyan);
  background: var(--panel);
}

/* 窄屏适配 */
@media (max-width: 719px) {
  .page-faq .faq-facts li {
    flex-direction: column;
    gap: 4px;
  }
  .page-faq .qa__head {
    align-items: flex-start;
  }
  .page-faq .qa__mark {
    align-self: flex-start;
    margin-top: 6px;
  }
  .page-faq .faq-more__list a {
    padding: 13px 14px;
  }
}

@media (min-width: 720px) {
  .page-faq .faq-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-faq .faq-facts li {
    border-bottom: 0;
    border-right: 1px solid var(--faq-line);
    padding: 16px 22px 16px 0;
  }
  .page-faq .faq-facts li:last-child {
    border-right: 0;
  }
  .page-faq .faq-more__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-layout {
    grid-template-columns: minmax(0, 1fr) minmax(200px, 262px);
    align-items: start;
  }
  .page-faq .faq-aside {
    position: sticky;
    top: calc(var(--top-h) + 28px);
  }
  .page-faq .faq-index {
    border-top-color: var(--cyan-32);
  }
  .page-faq .faq-index__list {
    flex-direction: column;
    gap: 0;
    margin-top: 6px;
  }
  .page-faq .faq-index__list li {
    border-top: 1px solid var(--faq-line);
  }
  .page-faq .faq-index__list li:first-child {
    border-top: 0;
  }
  .page-faq .faq-index__list a {
    padding: 12px 0;
  }
  .page-faq .level-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 320px);
    align-items: start;
    margin-bottom: clamp(24px, 3vw, 40px);
  }
  .page-faq .faq-figure--side {
    margin-bottom: 0;
  }
  .page-faq .faq-more__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa__mark,
  .page-faq .level__note,
  .page-faq .chip,
  .page-faq .faq-index__list a::before {
    transition: none;
  }
  .page-faq .qa[open] .qa__mark {
    transform: rotate(90deg);
  }
}
</final_thought>

.page-faq {
  --faq-line: var(--grid);
}

/* 面包屑 */
.page-faq .crumbs {
  padding-top: clamp(18px, 3vw, 36px);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--muted);
}
.page-faq .crumbs ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.page-faq .crumbs a {
  color: var(--muted);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}
.page-faq .crumbs a:hover,
.page-faq .crumbs a:focus-visible {
  color: var(--cyan);
}
.page-faq .crumbs__sep {
  color: var(--scale);
}

/* 首屏 */
.page-faq .faq-hero {
  padding: clamp(24px, 4vw, 56px) 0 clamp(26px, 4vw, 56px);
  border-bottom: 1px solid var(--faq-line);
}
.page-faq .faq-h1 {
  margin: 14px 0 0;
  max-width: 17ch;
}
.page-faq .faq-hero .lede {
  margin-top: clamp(18px, 2.4vw, 26px);
  max-width: 58ch;
  color: var(--text-64);
}

.page-faq .faq-facts {
  list-style: none;
  margin: clamp(26px, 4vw, 48px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border-top: 1px solid var(--faq-line);
}
.page-faq .faq-facts li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--faq-line);
}
.page-faq .faq-facts__num {
  font-size: clamp(20px, 2.4vw, 28px);
  letter-spacing: -.01em;
  color: var(--cyan);
}

/* 主体双列 */
.page-faq .faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 3vw, 52px);
  padding: clamp(28px, 4vw, 56px) 0 clamp(46px, 7vw, 104px);
}
.page-faq .faq-main {
  min-width: 0;
}

/* 筛选条 */
.page-faq .faq-filter {
  padding-bottom: 18px;
  border-bottom: 1px solid var(--faq-line);
  margin-bottom: clamp(20px, 3vw, 36px);
}
.page-faq .faq-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}
.page-faq .chip {
  appearance: none;
  border-radius: 0;
  border: 1px solid var(--faq-line);
  background: transparent;
  color: var(--text-64);
  font: inherit;
  font-size: 12px;
  letter-spacing: .08em;
  padding: 7px 12px;
  cursor: pointer;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}
.page-faq .chip:hover {
  border-color: var(--cyan-32);
  color: var(--text);
}
.page-faq .chip:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}
.page-faq .chip--on,
.page-faq .chip[aria-pressed="true"] {
  border-color: var(--cyan);
  color: var(--cyan);
  background: var(--cyan-08);
}
.page-faq .faq-filter__status {
  margin: 14px 0 0;
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--muted);
}

/* 章节 */
.page-faq .faq-section {
  padding-top: clamp(30px, 4.5vw, 64px);
}
.page-faq .faq-section + .faq-section {
  border-top: 1px solid var(--faq-line);
  margin-top: clamp(30px, 4.5vw, 64px);
}
.page-faq .faq-section__head {
  display: grid;
  gap: 10px;
  margin-bottom: clamp(18px, 2.4vw, 30px);
}
.page-faq .faq-section__head .section-title {
  max-width: 24ch;
}
.page-faq .faq-lede {
  max-width: 52ch;
  color: var(--text-64);
}

/* 图 */
.page-faq .faq-figure {
  margin: 0 0 clamp(18px, 2.4vw, 30px);
}
.page-faq .media-frame img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--faq-line);
  background: var(--panel);
}
.page-faq .media-frame__note {
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--muted);
}

/* 问答条目 */
.page-faq .faq-list {
  border-top: 1px solid var(--faq-line);
}
.page-faq .qa {
  border-bottom: 1px solid var(--faq-line);
}
.page-faq .qa[hidden] {
  display: none;
}
.page-faq .qa__head {
  display: flex;
  align-items: baseline;
  gap: clamp(10px, 1.6vw, 20px);
  padding: clamp(16px, 2vw, 24px) 0;
  cursor: pointer;
  list-style: none;
  transition: background-color var(--dur) var(--ease);
}
.page-faq .qa__head::-webkit-details-marker {
  display: none;
}
.page-faq .qa__head:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}
.page-faq .qa__no {
  flex: none;
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--cyan-64);
}
.page-faq .qa__q {
  font-size: clamp(17px, 2.2vw, 24px);
  font-weight: 300;
  letter-spacing: -.01em;
  line-height: 1.35;
  transition: color var(--dur) var(--ease);
}
.page-faq .qa__head:hover .qa__q {
  color: var(--cyan);
}
.page-faq .qa__mark {
  flex: none;
  margin-left: auto;
  width: 14px;
  height: 14px;
  align-self: center;
  color: var(--muted);
  transition: transform var(--dur) var(--ease), color var(--dur) var(--ease);
}
.page-faq .qa[open] .qa__mark {
  transform: rotate(90deg);
  color: var(--cyan);
}
.page-faq .qa__body {
  padding: 0 clamp(0px, 3vw, 48px) clamp(16px, 2vw, 26px) clamp(0px, 3vw, 48px);
}
.page-faq .qa__body p {
  margin: 0;
  max-width: 68ch;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-64);
  font-variant-numeric: tabular-nums;
}
.page-faq .qa__body .mono {
  color: var(--text);
}

/* 档位块与侧图 */
.page-faq .level-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 32px);
  margin-bottom: clamp(22px, 3vw, 34px);
}
.page-faq .levels {
  display: grid;
  gap: 1px;
  background: var(--faq-line);
  border: 1px solid var(--faq-line);
}
.page-faq .level {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  align-items: baseline;
  gap: 4px 14px;
  width: 100%;
  text-align: left;
  padding: 14px 16px;
  background: var(--panel);
  border: 0;
  border-left: 2px solid var(--scale);
  color: var(--text);
  font: inherit;
  cursor: pointer;
  transition: background-color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.page-faq .level:hover,
.page-faq .level[aria-expanded="true"] {
  background: var(--zone);
}
.page-faq .level:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}
.page-faq .level[data-level="1"] { border-left-color: var(--cyan); }
.page-faq .level[data-level="2"] { border-left-color: var(--cyan-deep); }
.page-faq .level[data-level="3"] { border-left-color: var(--scale); }
.page-faq .level[data-level="4"] { border-left-color: var(--amber); }
.page-faq .level[data-level="5"] { border-left-color: var(--magenta); }

.page-faq .level__code {
  font-size: 20px;
  letter-spacing: .04em;
  color: var(--text);
}
.page-faq .level__range {
  font-size: 14px;
  color: var(--muted);
}
.page-faq .level__note {
  grid-column: 2;
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-64);
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height var(--dur) var(--ease), opacity var(--dur) var(--ease);
}
.page-faq .level:hover .level__note,
.page-faq .level:focus-visible .level__note,
.page-faq .level[aria-expanded="true"] .level__note {
  max-height: 6em;
  opacity: 1;
}

/* 术语索引列 */
.page-faq .faq-aside {
  min-width: 0;
}
.page-faq .faq-index {
  border-top: 1px solid var(--faq-line);
  padding-top: 14px;
}
.page-faq .faq-index__list {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 16px;
}
.page-faq .faq-index__list a {
  display: block;
  padding: 8px 0;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--muted);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}
.page-faq .faq-index__list a::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  margin-right: 10px;
  vertical-align: middle;
  background: var(--scale);
  transition: background-color var(--dur) var(--ease);
}
.page-faq .faq-index__list a:hover,
.page-faq .faq-index__list a:focus-visible,
.page-faq .faq-index__list a[aria-current="true"] {
  color: var(--cyan);
}
.page-faq .faq-index__list a:hover::before,
.page-faq .faq-index__list a:focus-visible::before,
.page-faq .faq-index__list a[aria-current="true"]::before {
  background: var(--cyan);
}
.page-faq .faq-index__note {
  margin: 12px 0 0;
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--scale);
}

/* 延伸入口 */
.page-faq .faq-more {
  border-top: 1px solid var(--faq-line);
  padding: clamp(20px, 3vw, 36px) 0 clamp(40px, 6vw, 88px);
}
.page-faq .faq-more__list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--faq-line);
  border: 1px solid var(--faq-line);
}
.page-faq .faq-more__list li {
  background: var(--ink);
}
.page-faq .faq-more__list a {
  display: block;
  padding: 14px 16px;
  font-size: 14px;
  color: var(--text-64);
  text-decoration: none;
  transition: color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}
.page-faq .faq-more__list a:hover,
.page-faq .faq-more__list a:focus-visible {
  color: var(--cyan);
  background: var(--panel);
}

/* 窄屏 */
@media (max-width: 719px) {
  .page-faq .faq-facts li {
    flex-direction: column;
    gap: 4px;
  }
  .page-faq .qa__head {
    align-items: flex-start;
  }
  .page-faq .qa__mark {
    align-self: flex-start;
    margin-top: 6px;
  }
}

@media (min-width: 720px) {
  .page-faq .faq-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-faq .faq-facts li {
    border-bottom: 0;
    border-right: 1px solid var(--faq-line);
    padding: 16px 22px 16px 0;
  }
  .page-faq .faq-facts li:last-child {
    border-right: 0;
  }
  .page-faq .faq-more__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-layout {
    grid-template-columns: minmax(0, 1fr) minmax(200px, 262px);
    align-items: start;
  }
  .page-faq .faq-aside {
    position: sticky;
    top: calc(var(--top-h) + 28px);
  }
  .page-faq .faq-index {
    border-top-color: var(--cyan-32);
  }
  .page-faq .faq-index__list {
    flex-direction: column;
    gap: 0;
    margin-top: 6px;
  }
  .page-faq .faq-index__list li {
    border-top: 1px solid var(--faq-line);
  }
  .page-faq .faq-index__list li:first-child {
    border-top: 0;
  }
  .page-faq .faq-index__list a {
    padding: 12px 0;
  }
  .page-faq .level-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 320px);
    align-items: start;
  }
  .page-faq .faq-figure--side {
    margin-bottom: 0;
  }
  .page-faq .faq-more__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa__mark,
  .page-faq .level__note,
  .page-faq .chip,
  .page-faq .faq-index__list a::before {
    transition: none;
  }
}
<<<PAGE_CSS_END>>>